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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview

Overview of all insider trading transactions in SELECTA BIOSCIENCES INC. Get notifications about new insider transactions in SELECTA BIOSCIENCES INC for free.

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Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
Jun 01 2018	SELB	SELECTA BIOSCIENCE ...	Farokhzad Omid	Director	Option Exercise	A	12.02	95,000	1,141,900	95,000
Nov 21 2017	SELB	SELECTA BIOSCIENCE ...	Sands Earl	Chief Medical Offic ...	Buy	P	10.26	7,500	76,967	7,500	0 to 7.5 K
Nov 20 2017	SELB	SELECTA BIOSCIENCE ...	Leaman John Harold	CFO, Treas. & Hd Co ...	Option Exercise	A	10.23	220,000	2,250,600	220,000
Nov 20 2017	SELB	SELECTA BIOSCIENCE ...	Smolinski Stephen	Chief Commercial Of ...	Option Exercise	A	10.23	80,000	818,400	80,000
Nov 16 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Buy	P	9.27	57,598	534,095	461,349	403.8 K to 461.3 K (+14.27 %)
Nov 14 2017	SELB	SELECTA BIOSCIENCE ...	Abraham David	GC, CCO & Corporate ...	Buy	P	9.25	5,405	49,996	5,405	0 to 5.4 K
Nov 14 2017	SELB	SELECTA BIOSCIENCE ...	CAUTREELS WERNER	President and CEO	Buy	P	9.31	20,000	186,250	321,203	301.2 K to 321.2 K (+6.64 %)
Nov 13 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Buy	P	9.03	4,752	42,906	403,751	399 K to 403.8 K (+1.19 %)
Nov 13 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Buy	P	9.04	21,586	195,191	398,999	377.4 K to 399 K (+5.72 %)
Nov 13 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Buy	P	9.78	100	978	5,000	4.9 K to 5 K (+2.04 %)
Nov 13 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Buy	P	9.33	4,900	45,703	4,900	0 to 4.9 K
Nov 13 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Buy	P	9.74	900	8,767	377,413	376.5 K to 377.4 K (+0.24 %)
Nov 13 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Buy	P	9.33	21,100	196,893	376,513	355.4 K to 376.5 K (+5.94 %)
Nov 13 2017	SELB	SELECTA BIOSCIENCE ...	BARABE TIMOTHY C	Director	Buy	P	9.00	2,500	22,505	7,492	5 K to 7.5 K (+50.08 %)
Nov 13 2017	SELB	SELECTA BIOSCIENCE ...	BARABE TIMOTHY C	Director	Buy	P	9.73	2,500	24,335	4,992	2.5 K to 5 K (+100.32 %)
Sep 28 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	18.91	67,764	1,281,519	1,550,478	1.6 M to 1.6 M (-4.19 %)
Sep 28 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	18.91	677	12,803	15,502	16.2 K to 15.5 K (-4.18 %)
Sep 28 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	18.91	464	8,775	10,618	11.1 K to 10.6 K (-4.19 %)
Sep 28 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	18.91	1,321	24,982	30,215	31.5 K to 30.2 K (-4.19 %)
Sep 26 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	18.99	35,872	681,141	1,618,242	1.7 M to 1.6 M (-2.17 %)
Sep 26 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	18.99	359	6,817	16,179	16.5 K to 16.2 K (-2.17 %)
Sep 26 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	18.99	245	4,652	11,082	11.3 K to 11.1 K (-2.16 %)
Sep 26 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	18.99	699	13,273	31,536	32.2 K to 31.5 K (-2.17 %)
Sep 26 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	19.26	40,562	781,386	1,654,114	1.7 M to 1.7 M (-2.39 %)
Sep 26 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	19.26	406	7,821	16,538	16.9 K to 16.5 K (-2.40 %)
Sep 26 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	19.26	278	5,355	11,327	11.6 K to 11.3 K (-2.40 %)
Sep 26 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	19.26	790	15,218	32,235	33 K to 32.2 K (-2.39 %)
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	CFO and Treasurer	Option Exercise	M	0.63	14,230	8,965	5,000
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	CFO and Treasurer	Option Exercise	M	0.63	2,194	1,382	0
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	CFO and Treasurer	Sell	S	20.00	14,230	284,600	0	14.2 K to 0 (-100.00 %)
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	CFO and Treasurer	Buy	M	0.63	14,230	8,965	14,230	0 to 14.2 K
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	CFO and Treasurer	Sell	S	20.00	2,194	43,880	0	2.2 K to 0 (-100.00 %)
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	CFO and Treasurer	Buy	M	0.63	2,194	1,382	2,194	0 to 2.2 K
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	19.86	100,911	2,004,022	1,694,676	1.8 M to 1.7 M (-5.62 %)
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	19.86	1,009	20,038	16,944	18 K to 16.9 K (-5.62 %)
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	19.86	690	13,703	11,605	12.3 K to 11.6 K (-5.61 %)
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	19.86	1,967	39,063	33,025	35 K to 33 K (-5.62 %)
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	20.03	41,116	823,467	1,795,587	1.8 M to 1.8 M (-2.24 %)
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	20.03	411	8,232	17,953	18.4 K to 18 K (-2.24 %)
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	20.03	282	5,648	12,295	12.6 K to 12.3 K (-2.24 %)
Sep 22 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Sell	S	20.03	801	16,042	34,992	35.8 K to 35 K (-2.24 %)
Jul 11 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	CFO and Treasurer	Option Exercise	A	19.33	20,000	386,600	20,000
Jul 11 2017	SELB	SELECTA BIOSCIENCE ...	Sands Earl	Chief Medical Offic ...	Option Exercise	A	19.33	35,000	676,550	35,000
Jul 11 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO & Senior VP, R& ...	Option Exercise	A	19.33	45,000	869,850	45,000
Jul 11 2017	SELB	SELECTA BIOSCIENCE ...	Kishimoto Takashi Kei	Chief Scientific Of ...	Option Exercise	A	19.33	40,000	773,200	40,000
Jul 11 2017	SELB	SELECTA BIOSCIENCE ...	CAUTREELS WERNER	President and CEO	Option Exercise	A	19.33	100,000	1,933,000	100,000
Jul 11 2017	SELB	SELECTA BIOSCIENCE ...	Keller Peter	Chief Business Offi ...	Option Exercise	A	19.33	32,000	618,560	32,000
Jul 11 2017	SELB	SELECTA BIOSCIENCE ...	Abraham David	GC and Corporate Se ...	Option Exercise	A	19.33	20,000	386,600	20,000
Jul 06 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO and SVP, R*D	Option Exercise	M	2.77	5,959	16,506	126
Jul 06 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO and SVP, R*D	Sell	S	19.09	5,859	111,832	1,606	7.5 K to 1.6 K (-78.49 %)
Jul 06 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO and SVP, R*D	Sell	S	19.74	100	1,974	7,465	7.6 K to 7.5 K (-1.32 %)
Jul 06 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO and SVP, R*D	Buy	M	2.77	5,959	16,506	7,565	1.6 K to 7.6 K (+371.05 %)
Jul 05 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	Chief Financial Off ...	Option Exercise	M	0.63	7,420	4,675	2,194
Jul 05 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	Chief Financial Off ...	Sell	S	20.00	7,420	148,405	0	7.4 K to 0 (-100.00 %)
Jul 05 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	Chief Financial Off ...	Buy	M	0.63	7,420	4,675	7,420	0 to 7.4 K
Jun 30 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	Chief Financial Off ...	Option Exercise	M	0.63	5,770	3,635	9,614
Jun 30 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	Chief Financial Off ...	Option Exercise	M	0.47	3,846	1,808	0
Jun 30 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	Chief Financial Off ...	Sell	S	20.00	36	720	0	36 to 0 (-100.00 %)
Jun 30 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	Chief Financial Off ...	Sell	S	20.00	9,616	192,322	36	9.7 K to 36 (-99.63 %)
Jun 30 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	Chief Financial Off ...	Buy	M	0.63	5,770	3,635	9,652	3.9 K to 9.7 K (+148.63 %)
Jun 30 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	Chief Financial Off ...	Buy	M	0.47	3,846	1,808	3,882	36 to 3.9 K (+10,683.33 %)
Jun 28 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Option Exercise	P	17.71	79,130	1,401,392	79,130
Jun 28 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Buy	P	17.71	338,791	5,999,989	355,413	16.6 K to 355.4 K (+2,038.21 %)
Jun 28 2017	SELB	SELECTA BIOSCIENCE ...	Keller Peter	Chief Business Offi ...	Option Exercise	M	0.63	4,595	2,895	89,588
Jun 28 2017	SELB	SELECTA BIOSCIENCE ...	Keller Peter	Chief Business Offi ...	Sell	S	19.30	4,595	88,681	405	5 K to 405 (-91.90 %)
Jun 28 2017	SELB	SELECTA BIOSCIENCE ...	Keller Peter	Chief Business Offi ...	Buy	M	0.63	4,595	2,895	5,000	405 to 5 K (+1,134.57 %)
Jun 28 2017	SELB	SELECTA BIOSCIENCE ...	Siewers David	Chief Financial Off ...	Sell	S	20.00	6,886	137,720	36	6.9 K to 36 (-99.48 %)
Jun 20 2017	SELB	SELECTA BIOSCIENCE ...	Farokhzad Omid	Director	Option Exercise	A	17.47	6,410	111,983	6,410
Jun 20 2017	SELB	SELECTA BIOSCIENCE ...	Nashat Amir	Director	Option Exercise	A	17.47	6,410	111,983	6,410
Jun 20 2017	SELB	SELECTA BIOSCIENCE ...	HUTT PETER BARTON	Director	Option Exercise	A	17.47	6,410	111,983	6,410
Jun 20 2017	SELB	SELECTA BIOSCIENCE ...	Sallin Aymeric	Director	Option Exercise	A	17.47	6,410	111,983	6,410
Jun 20 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Option Exercise	A	17.47	6,410	111,983	6,410
Jun 20 2017	SELB	SELECTA BIOSCIENCE ...	ZENNER PATRICK J	Director	Option Exercise	A	17.47	12,820	223,965	12,820
Jun 20 2017	SELB	SELECTA BIOSCIENCE ...	BARABE TIMOTHY C	Director	Option Exercise	A	17.47	6,410	111,983	6,410
Jun 19 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO and SVP, R*D	Option Exercise	M	0.47	20,512	9,641	0
Jun 19 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO and SVP, R*D	Sell	S	17.00	20,512	348,640	1,606	22.1 K to 1.6 K (-92.74 %)
Jun 19 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO and SVP, R*D	Buy	M	0.47	20,512	9,641	22,118	1.6 K to 22.1 K (+1,277.21 %)
May 19 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Buy	P	14.00	4,860	68,040	16,104	11.2 K to 16.1 K (+43.22 %)
May 19 2017	SELB	SELECTA BIOSCIENCE ...	SPRINGER TIMOTHY A	Director	Buy	P	14.01	11,244	157,483	11,244	0 to 11.2 K
May 16 2017	SELB	SELECTA BIOSCIENCE ...	KANIA EDWIN M JR	Director	Sell	S	14.00	266,795	3,735,130	560,067	826.9 K to 560.1 K (-32.27 %)
Apr 18 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO AND SVP, R&D	Option Exercise	M	0.39	13,205	5,150	0
Apr 18 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO AND SVP, R&D	Sell	S	13.95	13,205	184,210	1,606	14.8 K to 1.6 K (-89.16 %)
Apr 18 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO AND SVP, R&D	Buy	M	0.39	13,205	5,150	14,811	1.6 K to 14.8 K (+822.23 %)
Apr 04 2017	SELB	SELECTA BIOSCIENCE ...	BARABE TIMOTHY C	Director	Option Exercise	M	11.00	2,492	27,412	10,328
Apr 04 2017	SELB	SELECTA BIOSCIENCE ...	BARABE TIMOTHY C	Director	Buy	M	11.00	2,492	27,412	2,492	0 to 2.5 K
Mar 27 2017	SELB	SELECTA BIOSCIENCE ...	Farokhzad Omid	Director	Option Exercise	M	7.02	8,019	56,293	17,622
Mar 27 2017	SELB	SELECTA BIOSCIENCE ...	Farokhzad Omid	Director	Option Exercise	M	3.44	51,981	178,815	9,932
Mar 27 2017	SELB	SELECTA BIOSCIENCE ...	Farokhzad Omid	Director	Buy	M	7.02	8,019	56,293	188,004	180 K to 188 K (+4.46 %)
Mar 27 2017	SELB	SELECTA BIOSCIENCE ...	Farokhzad Omid	Director	Buy	M	3.44	51,981	178,815	179,985	128 K to 180 K (+40.61 %)
Jan 30 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO AND SVP, R&D	Option Exercise	M	0.39	15,000	5,850	13,205
Jan 30 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO AND SVP, R&D	Sell	S	14.17	3,890	55,121	1,606	5.5 K to 1.6 K (-70.78 %)
Jan 30 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO AND SVP, R&D	Sell	S	13.95	11,110	154,985	5,496	16.6 K to 5.5 K (-66.90 %)
Jan 30 2017	SELB	SELECTA BIOSCIENCE ...	Johnston Lloyd P.	COO AND SVP, R&D	Buy	M	0.39	15,000	5,850	16,606	1.6 K to 16.6 K (+934.00 %)
Dec 30 2016	SELB	SELECTA BIOSCIENCE ...	Kishimoto Takashi Kei	Chief Scientific Of ...	Option Exercise	M	2.77	10,000	27,700	79,743
Dec 30 2016	SELB	SELECTA BIOSCIENCE ...	Kishimoto Takashi Kei	Chief Scientific Of ...	Sell	S	17.55	10,000	175,500	0	10 K to 0 (-100.00 %)
Dec 30 2016	SELB	SELECTA BIOSCIENCE ...	Kishimoto Takashi Kei	Chief Scientific Of ...	Buy	M	2.77	10,000	27,700	10,000	0 to 10 K
Dec 23 2016	SELB	SELECTA BIOSCIENCE ...	Abraham David	CCO, Gen.Counsel, C ...	Option Exercise	M	0.47	12,280	5,772	540
Dec 23 2016	SELB	SELECTA BIOSCIENCE ...	Abraham David	CCO, Gen.Counsel, C ...	Sell	S	18.00	14,844	267,192	0	14.8 K to 0 (-100.00 %)
Dec 23 2016	SELB	SELECTA BIOSCIENCE ...	Abraham David	CCO, Gen.Counsel, C ...	Buy	M	0.47	12,280	5,772	14,844	2.6 K to 14.8 K (+478.94 %)
Dec 21 2016	SELB	SELECTA BIOSCIENCE ...	Keller Peter	Chief Business Offi ...	Sell	S	18.58	4,723	87,753	405	5.1 K to 405 (-92.10 %)
Aug 02 2016	SELB	SELECTA BIOSCIENCE ...	BARABE TIMOTHY C	Director	Option Exercise	A	10.99	12,820	140,892	12,820
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Flagship Ventures Fund 2007, L ...	10% Owner	Option Exercise	C	0.00	125,008	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Flagship Ventures Fund 2007, L ...	10% Owner	Option Exercise	C	0.00	241,718	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Flagship Ventures Fund 2007, L ...	10% Owner	Option Exercise	C	0.00	235,042	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Flagship Ventures Fund 2007, L ...	10% Owner	Option Exercise	C	0.00	631,458	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Flagship Ventures Fund 2007, L ...	10% Owner	Option Exercise	C	0.00	318,752	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Flagship Ventures Fund 2007, L ...	10% Owner	Buy	C	0.00	193,777	0	1,651,862	1.5 M to 1.7 M (+13.29 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Flagship Ventures Fund 2007, L ...	10% Owner	Buy	C	0.00	241,718	0	1,458,085	1.2 M to 1.5 M (+19.87 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Flagship Ventures Fund 2007, L ...	10% Owner	Buy	C	0.00	235,042	0	1,216,367	981.3 K to 1.2 M (+23.95 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Flagship Ventures Fund 2007, L ...	10% Owner	Buy	C	0.00	631,458	0	981,325	349.9 K to 981.3 K (+180.49 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Flagship Ventures Fund 2007, L ...	10% Owner	Buy	C	0.00	318,752	0	349,867	31.1 K to 349.9 K (+1,024.43 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	456,870	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	4,351	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	77,697	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	739	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	380,986	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	3,628	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Buy	P	14.00	544,811	7,627,354	1,825,415	1.3 M to 1.8 M (+42.54 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Buy	P	14.00	5,189	72,646	17,382	12.2 K to 17.4 K (+42.56 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Buy	C	0.00	1,166,884	0	1,280,604	113.7 K to 1.3 M (+1,026.10 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Buy	C	0.00	11,111	0	12,193	1.1 K to 12.2 K (+1,026.89 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	RUSNANO	10% Owner	Option Exercise	C	0.00	781,322	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	RUSNANO	10% Owner	Option Exercise	C	0.00	777,777	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	RUSNANO	10% Owner	Option Exercise	C	0.00	2,981,019	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	RUSNANO	10% Owner	Buy	C	0.00	310,548	0	1,476,177	1.2 M to 1.5 M (+26.64 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	RUSNANO	10% Owner	Buy	C	0.00	208,705	0	1,165,629	956.9 K to 1.2 M (+21.81 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	RUSNANO	10% Owner	Buy	C	0.00	799,915	0	956,924	157 K to 956.9 K (+509.47 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	RUSNANO	10% Owner	Buy	P	14.00	107,143	1,500,002	157,009	49.9 K to 157 K (+214.86 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	GORDON CARL L	Director	Option Exercise	C	0.00	456,870	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	GORDON CARL L	Director	Option Exercise	C	0.00	4,351	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	GORDON CARL L	Director	Option Exercise	C	0.00	77,697	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	GORDON CARL L	Director	Option Exercise	C	0.00	739	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	GORDON CARL L	Director	Option Exercise	C	0.00	380,986	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	GORDON CARL L	Director	Option Exercise	C	0.00	3,628	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	GORDON CARL L	Director	Buy	P	14.00	544,811	7,627,354	1,825,415	1.3 M to 1.8 M (+42.54 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	GORDON CARL L	Director	Buy	P	14.00	5,189	72,646	17,382	12.2 K to 17.4 K (+42.56 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	GORDON CARL L	Director	Buy	C	0.00	1,166,884	0	1,280,604	113.7 K to 1.3 M (+1,026.10 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	GORDON CARL L	Director	Buy	C	0.00	11,111	0	12,193	1.1 K to 12.2 K (+1,026.89 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	456,870	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	4,351	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	77,697	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	739	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	380,986	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Option Exercise	C	0.00	3,628	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Buy	P	14.00	544,811	7,627,354	1,825,415	1.3 M to 1.8 M (+42.54 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Buy	P	14.00	5,189	72,646	17,382	12.2 K to 17.4 K (+42.56 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Buy	C	0.00	1,166,884	0	1,280,604	113.7 K to 1.3 M (+1,026.10 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	ORBIMED ADVISORS LLC	Director	Buy	C	0.00	11,111	0	12,193	1.1 K to 12.2 K (+1,026.89 %)
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Farokhzad Omid	Director	Option Exercise	C	0.00	14,244	0	0
Jun 29 2016	SELB	SELECTA BIOSCIENCE ...	Farokhzad Omid	Director	Buy	C	0.00	22,081	0	25,626	3.5 K to 25.6 K (+622.88 %)

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