United States Biotechnology & Medical Research

Proteostasis Therapeutics Inc (PTI)

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Ticker: PTI Exchange: NMS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Proteostasis Therapeutics Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Trades
Buy 6 Dec 2023
Value US$815,729.73 | Price 286.05 | Shares 25,679 (+46.6%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2023-12-06 2023-12-06 B Purchase
Bartoszek Raymond J.
Non-Executive Director
25,679 +46.6%
286.05
US$815,730 		25,679 +46.6% 286.05 US$815,730
2023-12-06 2023-12-05 B Purchase
Bartoszek Raymond J.
Non-Executive Director
68,440 -23.2%
204.04
US$2,908,354 		68,440 -23.2% 204.04 US$2,908,354
2023-12-06 2023-12-04 B Purchase
Bartoszek Raymond J.
Non-Executive Director
52,605 +4.5%
483.70
US$1,245,481 		52,605 +4.5% 483.70 US$1,245,481
2023-11-30 2023-11-29 B Purchase
Iadonato Shawn

Chief Executive Officer

Executive Director
4,100 +0.6%
3.51
US$14,403 		4,100 +0.6% 3.51 US$14,403
2023-11-30 2023-11-28 B Purchase
PHILIPS CRAIG W.

President

Officer
3,000 +5.2%
3.27
US$9,812 		3,000 +5.2% 3.27 US$9,812
2023-11-30 2023-11-28 B Purchase
Iadonato Shawn

Chief Executive Officer

Executive Director
900 +0.1%
3.33
US$2,995 		900 +0.1% 3.33 US$2,995
2023-09-21 2023-09-21 B Purchase
PHILIPS CRAIG W.

President

Officer
2,900 +5.3%
2.40
US$6,970 		2,900 +5.3% 2.40 US$6,970
2023-09-21 2023-09-20 B Purchase
PHILIPS CRAIG W.

President

Officer
600 +1.1%
2.54
US$1,525 		600 +1.1% 2.54 US$1,525
2023-09-21 2023-09-20 B Purchase
Kenny Pauline

General Counsel & Secretary

Officer
1,500 +8.9%
2.58
US$3,870 		1,500 +8.9% 2.58 US$3,870
2023-09-21 2023-09-20 B Purchase
Iadonato Shawn

Chief Executive Officer

Executive Director
10,000 +1.5%
2.50
US$25,042 		10,000 +1.5% 2.50 US$25,042
2023-09-21 2023-09-19 B Purchase
Bartoszek Raymond J.
Non-Executive Director
2,000 +15.4%
2.37
US$4,745 		2,000 +15.4% 2.37 US$4,745
2023-09-19 2023-09-18 B Purchase
Bartoszek Raymond J.
Non-Executive Director
2,500 +23.9%
2.08
US$5,200 		2,500 +23.9% 2.08 US$5,200
2023-09-19 2023-09-18 B Purchase
Baker Keith

Chief Financial Officer

Officer
5,000 +42.1%
2.13
US$10,672 		5,000 +42.1% 2.13 US$10,672
2023-09-19 2023-09-15 B Purchase
Bartoszek Raymond J.
Non-Executive Director
500 +5.0%
2.18
US$1,090 		500 +5.0% 2.18 US$1,090
2023-09-15 2023-09-14 B Purchase
Guillaudeux Thierry

Chief Scientific Officer

Officer
10,000 +85.5%
2.00
US$20,000 		10,000 +85.5% 2.00 US$20,000
2023-06-16 2023-06-16 B Purchase
Baker Keith

Chief Financial Officer

Officer
5,000 +72.7%
2.92
US$14,600 		5,000 +72.7% 2.92 US$14,600
2023-03-21 2023-03-20 S Sale
Kenny Pauline

General Counsel & Secretary

Officer
544 -3.0%
3.29
US$1,788 		544 -3.0% 3.29 US$1,788
2023-03-21 2023-03-20 S Sale
Iadonato Shawn

Chief Executive Officer

Executive Director
1,119 -0.2%
3.29
US$3,678 		1,119 -0.2% 3.29 US$3,678
2023-03-21 2023-03-20 S Sale
PHILIPS CRAIG W.

President

Officer
872 -1.3%
3.29
US$2,866 		872 -1.3% 3.29 US$2,866
2023-03-21 2023-03-17 S Sale
Kenny Pauline

General Counsel & Secretary

Officer
22 -0.1%
5.23
US$115 		22 -0.1% 5.23 US$115
2023-03-21 2023-03-17 S Sale
Kenny Pauline

General Counsel & Secretary

Officer
745 -3.9%
4.94
US$3,677 		745 -3.9% 4.94 US$3,677
2023-03-21 2023-03-17 S Sale
Iadonato Shawn

Chief Executive Officer

Executive Director
44 -0.0%
5.23
US$230 		44 -0.0% 5.23 US$230
2023-03-21 2023-03-17 S Sale
Iadonato Shawn

Chief Executive Officer

Executive Director
1,536 -0.2%
4.93
US$7,578 		1,536 -0.2% 4.93 US$7,578
2023-03-21 2023-03-17 S Sale
PHILIPS CRAIG W.

President

Officer
1 -0.0%
5.25
US$5 		1 -0.0% 5.25 US$5
2023-03-21 2023-03-17 S Sale
PHILIPS CRAIG W.

President

Officer
34 -0.1%
5.23
US$178 		34 -0.1% 5.23 US$178
2023-03-21 2023-03-17 S Sale
PHILIPS CRAIG W.

President

Officer
1,196 -1.7%
4.94
US$5,902 		1,196 -1.7% 4.94 US$5,902
2023-01-04 2022-12-30 B Purchase
Bartoszek Raymond J.
Non-Executive Director
1,000 +inf%
6.23
US$6,225 		1,000 +inf% 6.23 US$6,225
2023-01-04 2022-12-30 B Purchase
Bartoszek Raymond J.
Non-Executive Director
1,001 +inf%
6.23
US$6,231 		1,001 +inf% 6.23 US$6,231
2023-01-04 2022-12-30 B Purchase
Bartoszek Raymond J.
Non-Executive Director
5,000 +100.9%
6.23
US$31,125 		5,000 +100.9% 6.23 US$31,125
2022-12-06 2022-12-02 S Sale
Peters Richard

President and CEO

Executive Director
10,890 -10.8%
1.69
US$18,418 		10,890 -10.8% 1.69 US$18,418
2022-12-06 2022-12-02 S Sale
Epstein Marie

Principal Accounting Officer

Officer
1,976 -18.2%
1.69
US$3,341 		1,976 -18.2% 1.69 US$3,341
2022-12-06 2022-12-02 S Sale
Wyzga Michael D

See Remarks

Officer
3,116 -18.2%
1.69
US$5,270 		3,116 -18.2% 1.69 US$5,270
2022-12-06 2022-12-02 S Sale
3.1
Smith Devin Whittemore

SVP and General Counsel

Officer
3,116 -18.2%
1.69
US$5,269 		3,116 -18.2% 1.69 US$5,269
2022-07-06 2022-07-05 S Sale
Peters Richard

President and CEO

Executive Director
4,584 -4.3%
1.85
US$8,476 		4,584 -4.3% 1.85 US$8,476
2022-06-06 2022-06-03 S Sale
3.1
Smith Devin Whittemore

SVP and General Counsel

Officer
2,923 -14.6%
1.19
US$3,492 		2,923 -14.6% 1.19 US$3,492
2022-06-06 2022-06-03 S Sale
Peters Richard

President and CEO

Executive Director
10,206 -8.8%
1.19
US$12,192 		10,206 -8.8% 1.19 US$12,192
2022-06-06 2022-06-03 S Sale
Epstein Marie

Principal Accounting Officer

Officer
1,806 -14.3%
1.19
US$2,157 		1,806 -14.3% 1.19 US$2,157
2022-06-06 2022-06-03 S Sale
Wyzga Michael D

See Remarks

Officer
2,887 -14.4%
1.19
US$3,449 		2,887 -14.4% 1.19 US$3,449
2022-03-30 2022-03-28 PlS Planned sale
Peters Richard

President and CEO

Executive Director
10,715 -8.5%
1.85
US$19,775 		10,715 -8.5% 1.85 US$19,775
2022-02-07 2022-02-03 S Sale
Mohsen Paulash

Chief Business Officer

Officer
1,958 -3.2%
1.83
US$3,583 		1,958 -3.2% 1.83 US$3,583
2019-11-29 2019-11-27 S Sale New Enterprise Associates 12, Limited Partnership Large shareholder
1,166,755 -21.5%
2.52
US$2,941,739 		1,166,755 -21.5% 2.52 US$2,941,739
2019-11-29 2019-11-26 S Sale New Enterprise Associates 12, Limited Partnership Large shareholder
117,164 -2.1%
2.45
US$287,134 		117,164 -2.1% 2.45 US$287,134
2019-02-05 2019-02-04 PlS Planned sale
Lee Po Shun

See Remarks

Officer
9,931 -35.0%
2.99
US$29,700 		9,931 -35.0% 2.99 US$29,700
2019-02-05 2019-02-04 PlS Planned sale
Gilmartin Geoffrey S.

Chief Development Officer

Officer
9,189 -38.1%
2.99
US$27,480 		9,189 -38.1% 2.99 US$27,480
2019-02-05 2019-02-04 PlS Planned sale
Chhabra Meenu

President and CEO

Executive Director
16,478 -17.0%
2.99
US$49,305 		16,478 -17.0% 2.99 US$49,305
2019-02-05 2019-02-04 PlS Planned sale
Munoz Benito

Chief Scientific Officer

Officer
9,514 -38.1%
2.99
US$28,454 		9,514 -38.1% 2.99 US$28,454
2019-01-30 2019-01-29 PlS Planned sale
Lee Po Shun

See Remarks

Officer
712 -23.5%
3.00
US$2,136 		712 -23.5% 3.00 US$2,136
2019-01-30 2019-01-28 PlS Planned sale
Lee Po Shun

See Remarks

Officer
1,600 -34.6%
3.00
US$4,800 		1,600 -34.6% 3.00 US$4,800
2018-10-26 2018-10-26 B Purchase BERGER FRANKLIN M Non-Executive Director
40,000 +inf%
6.75
US$270,000 		40,000 +inf% 6.75 US$270,000
2017-12-19 2017-12-18 B Purchase Kelly Jeffery W.
4,000 +4.1%
5.00
US$20,000 		4,000 +4.1% 5.00 US$20,000
2017-12-19 2017-12-18 B Purchase BARRETT M JAMES Large shareholder
2,000,000 +56.3%
5.00
US$10,000,000 		2,000,000 +56.3% 5.00 US$10,000,000
2017-12-19 2017-12-18 B Purchase New Enterprise Associates 12, Limited Partnership Large shareholder
2,000,000 +56.3%
5.00
US$10,000,000 		2,000,000 +56.3% 5.00 US$10,000,000
2017-12-19 2017-12-18 B Purchase Chhabra Meenu

President and CEO

Executive Director
40,000 +391.5%
5.00
US$200,000 		40,000 +391.5% 5.00 US$200,000
2017-12-19 2017-12-18 B Purchase BERGER FRANKLIN M
60,000 +29.1%
5.00
US$300,000 		60,000 +29.1% 5.00 US$300,000
2017-03-15 2017-03-13 S Sale FMR LLC

See Remark 1
25,000 -9.3%
12.94
US$323,500 		25,000 -9.3% 12.94 US$323,500
2017-03-13 2017-03-10 S Sale FMR LLC

See Remark 1

Large shareholder
25,000 -8.5%
12.04
US$301,000 		25,000 -8.5% 12.04 US$301,000
2017-03-10 2017-03-09 S Sale FMR LLC

See Remark 1

Large shareholder
800 -0.3%
11.96
US$9,568 		800 -0.3% 11.96 US$9,568
2017-03-10 2017-03-09 S Sale FMR LLC

See Remark 1

Large shareholder
400 -0.1%
11.91
US$4,764 		400 -0.1% 11.91 US$4,764
2017-03-10 2017-03-09 S Sale FMR LLC

See Remark 1

Large shareholder
400 -0.1%
11.86
US$4,744 		400 -0.1% 11.86 US$4,744
2017-03-10 2017-03-09 S Sale FMR LLC

See Remark 1

Large shareholder
200 -0.1%
11.78
US$2,356 		200 -0.1% 11.78 US$2,356
2017-03-10 2017-03-09 S Sale FMR LLC

See Remark 1

Large shareholder
2,500 -0.8%
11.97
US$29,925 		2,500 -0.8% 11.97 US$29,925
2017-03-10 2017-03-08 S Sale FMR LLC

See Remark 1

Large shareholder
25,000 -7.7%
12.10
US$302,500 		25,000 -7.7% 12.10 US$302,500
2017-03-08 2017-03-07 S Sale FMR LLC

See Remark 1

Large shareholder
4,897 -1.5%
13.59
US$66,550 		4,897 -1.5% 13.59 US$66,550
2017-03-08 2017-03-07 S Sale FMR LLC

See Remark 1

Large shareholder
30,103 -8.4%
12.67
US$381,405 		30,103 -8.4% 12.67 US$381,405
2017-03-08 2017-03-06 S Sale FMR LLC

See Remark 1

Large shareholder
25,000 -6.5%
13.31
US$332,750 		25,000 -6.5% 13.31 US$332,750
2017-03-06 2017-03-03 S Sale FMR LLC

See Remark 1

Large shareholder
20,000 -5.0%
13.63
US$272,600 		20,000 -5.0% 13.63 US$272,600
2017-03-06 2017-03-02 S Sale FMR LLC

See Remark 1

Large shareholder
4,500 -1.1%
14.58
US$65,610 		4,500 -1.1% 14.58 US$65,610
2017-03-06 2017-03-02 S Sale FMR LLC

See Remark 1

Large shareholder
20,500 -4.8%
14.03
US$287,615 		20,500 -4.8% 14.03 US$287,615
2017-03-02 2017-03-01 S Sale FMR LLC

See Remark 1

Large shareholder
30,000 -6.6%
14.70
US$441,000 		30,000 -6.6% 14.70 US$441,000
2017-03-02 2017-02-28 S Sale FMR LLC

See Remark 1

Large shareholder
15,000 -3.2%
14.47
US$217,050 		15,000 -3.2% 14.47 US$217,050
2017-02-28 2017-02-27 S Sale FMR LLC

See Remark 1

Large shareholder
15,000 -3.1%
14.65
US$219,750 		15,000 -3.1% 14.65 US$219,750
2017-02-28 2017-02-24 S Sale FMR LLC

See Remark 1

Large shareholder
13,000 -2.6%
14.55
US$189,150 		13,000 -2.6% 14.55 US$189,150
2016-12-19 2016-12-16 B Purchase BERGER FRANKLIN M Non-Executive Director
14,000 +7.3%
11.52
US$161,342 		14,000 +7.3% 11.52 US$161,342
2016-12-19 2016-12-15 B Purchase BERGER FRANKLIN M Non-Executive Director
26,000 +15.6%
10.99
US$285,626 		26,000 +15.6% 10.99 US$285,626
2016-12-14 2016-12-13 B Purchase Cormorant Asset Management, LLC Large shareholder
21,301 +0.6%
10.98
US$233,955 		21,301 +0.6% 10.98 US$233,955
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