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United States Biotechnology & Medical Research

Tourmaline Bio Inc (TRML)

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Ticker: TRML Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Kulkarni Sandeep Chidambar
CEO
1 purchase — total 26,418 USD
Buy 21 Aug 2024
Value US$28,556.07 | Price 183.25 | Shares 51,996
Buy 16 Aug 2024
Value US$747,854.96 | Price 87.52 | Shares 3,036
Buy 29 Jan 2024
Value US$3,250,000.00 | Price 32.50 | Shares 100,000
Buy 17 Nov 2023
Value US$67,960.00 | Price 16.99 | Shares 4,000
Buy 17 Nov 2023
Value US$17,310.00 | Price 17.31 | Shares 1,000
Buy 27 Oct 2023
Value US$229,890.00 | Price 14.55 | Shares 15,800
Buy 26 Oct 2023
Value US$61,250.00 | Price 12.25 | Shares 5,000
Buy 25 Oct 2023
Value US$50,694.00 | Price 12.07 | Shares 4,200
Buy 25 Oct 2023
Value US$24,240.00 | Price 12.12 | Shares 2,000
Buy 24 Oct 2023
Value US$49,662.00 | Price 10.68 | Shares 4,650
Buy 24 Oct 2023
Value US$53,300.00 | Price 10.66 | Shares 5,000
Buy 24 Oct 2023
Value US$88,950.00 | Price 11.86 | Shares 7,500
Proposed sale 5 Jul 2023
Value US$36,316.20 | Price 3.08 | Shares 11,786
Proposed sale 5 Jul 2023
Value US$39,890.51 | Price 3.08 | Shares 12,946
Sale 14 Jun 2023
Value US$32,243.70 | Price 2.49 | Shares 12,942
Sale 13 Jun 2023
Value US$36,338.38 | Price 2.56 | Shares 14,208
Sale 12 Jun 2023
Value US$43,725.35 | Price 2.59 | Shares 16,870
Sale 9 Jun 2023
Value US$62,637.50 | Price 2.46 | Shares 25,419
Sale 8 Jun 2023
Value US$100,771.84 | Price 2.48 | Shares 40,642
Sale 7 Jun 2023
Value US$179,094.89 | Price 2.39 | Shares 75,001
Sale 6 Jun 2023
Value US$64,595.54 | Price 2.53 | Shares 25,549
Sale 5 Jun 2023
Value US$19,754.62 | Price 2.52 | Shares 7,841
Sale 2 Jun 2023
Value US$39,616.18 | Price 2.50 | Shares 15,818
Sale 1 Jun 2023
Value US$40,176.57 | Price 2.56 | Shares 15,713
Proposed sale 1 Jun 2023
Value US$662,500.00 | Price 2.65 | Shares 250,000
Sale 21 Apr 2023
Value US$35,230.89 | Price 2.35 | Shares 15,004
Proposed sale 21 Apr 2023
Value US$24,021.89 | Price 2.39 | Shares 10,051
Sale 20 Apr 2023
Value US$109,312.84 | Price 2.33 | Shares 46,990
Sale 19 Apr 2023
Value US$47,056.09 | Price 2.16 | Shares 21,753
Sale 18 Apr 2023
Value US$105,803.65 | Price 2.15 | Shares 49,211
Sale 17 Apr 2023
Value US$213,529.89 | Price 2.14 | Shares 99,771
Sale 17 Mar 2023
Value US$21,543.03 | Price 2.06 | Shares 10,436
Sale 3 Mar 2023
Value US$13,992.46 | Price 2.06 | Shares 6,806
Sale 1 Mar 2023
Value US$59.45 | Price 2.05 | Shares 29
Sale 21 Feb 2023
Value US$7,185.15 | Price 2.05 | Shares 3,500
Sale 17 Feb 2023
Value US$7,405.68 | Price 2.05 | Shares 3,612
Sale 16 Feb 2023
Value US$6,039.94 | Price 2.06 | Shares 2,939
Sale 22 Aug 2022
Value US$1,470,000.00 | Price 2.80 | Shares 525,000
Buy 29 Jul 2022
Value US$167,373.50 | Price 4.25 | Shares 39,382
Buy 28 Jul 2022
Value US$13,132.50 | Price 4.25 | Shares 3,090
Buy 26 Jul 2022
Value US$23,438.72 | Price 4.24 | Shares 5,528
Buy 22 Jul 2022
Value US$35,412.17 | Price 3.75 | Shares 9,444
Buy 21 Jul 2022
Value US$135,780.00 | Price 3.72 | Shares 36,500
Buy 20 Jul 2022
Value US$188,240.00 | Price 3.62 | Shares 52,000
Buy 19 Jul 2022
Value US$176,000.00 | Price 3.52 | Shares 50,000
Buy 11 May 2021
Value US$11,917.00 | Price 17.00 | Shares 701
Buy 11 May 2021
Value US$59,619.00 | Price 17.00 | Shares 3,507
Buy 11 May 2021
Value US$32,334.00 | Price 17.00 | Shares 1,902
Buy 11 May 2021
Value US$49,589.00 | Price 17.00 | Shares 2,917
Buy 11 May 2021
Value US$24,548.00 | Price 17.00 | Shares 1,444
Buy 11 May 2021
Value US$61,387.00 | Price 17.00 | Shares 3,611
Buy 11 May 2021
Value US$270,606.00 | Price 17.00 | Shares 15,918
Buy 11 May 2021
Value US$11,917.00 | Price 17.00 | Shares 701
Buy 11 May 2021
Value US$59,619.00 | Price 17.00 | Shares 3,507
Buy 11 May 2021
Value US$32,334.00 | Price 17.00 | Shares 1,902
Buy 11 May 2021
Value US$49,589.00 | Price 17.00 | Shares 2,917
Buy 11 May 2021
Value US$24,548.00 | Price 17.00 | Shares 1,444
Buy 11 May 2021
Value US$61,387.00 | Price 17.00 | Shares 3,611
Buy 11 May 2021
Value US$270,606.00 | Price 17.00 | Shares 15,918
Buy 11 May 2021
Value US$3,995,000.00 | Price 17.00 | Shares 235,000
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
2024-08-22 2024-08-21 B Purchase
4.1
Kulkarni Sandeep Chidambar

CEO

Executive Director
51,996 -8.6%
183.25
US$28,556 		51,996 -8.6% 183.25 US$28,556
2024-08-20 2024-08-16 B Purchase
4.1
Kulkarni Sandeep Chidambar

CEO

Executive Director
3,036 +17.1%
87.52
US$747,855 		3,036 +17.1% 87.52 US$747,855
2024-01-31 2024-01-29 B Purchase
1.5
MCDADE MARK
Non-Executive Director
18,004 -1.5%
202.93
US$4,823,918 		18,004 -1.5% 202.93 US$4,823,918
2023-11-20 2023-11-17 B Purchase
4.1
Kulkarni Sandeep Chidambar

CEO

Executive Director
4,000 +0.6%
16.99
US$67,960 		4,000 +0.6% 16.99 US$67,960
2023-11-20 2023-11-17 B Purchase
3.9
Thiara Parvinder
Non-Executive Director
1,000 +1.2%
17.31
US$17,310 		1,000 +1.2% 17.31 US$17,310
2023-10-27 2023-10-27 B Purchase
2.8
Castelein Caley
Non-Executive Director
15,800 +3.2%
14.55
US$229,890 		15,800 +3.2% 14.55 US$229,890
2023-10-26 2023-10-26 B Purchase
4.1
Kulkarni Sandeep Chidambar

CEO

Executive Director
5,000 +0.7%
12.25
US$61,250 		5,000 +0.7% 12.25 US$61,250
2023-10-27 2023-10-25 B Purchase
2.8
Castelein Caley
Non-Executive Director
4,200 +0.8%
12.07
US$50,694 		4,200 +0.8% 12.07 US$50,694
2023-10-26 2023-10-25 B Purchase
3.9
Thiara Parvinder
Non-Executive Director
2,000 +2.5%
12.12
US$24,240 		2,000 +2.5% 12.12 US$24,240
2023-10-26 2023-10-24 B Purchase
4.1
Kulkarni Sandeep Chidambar

CEO

Executive Director
4,650 +0.6%
10.68
US$49,662 		4,650 +0.6% 10.68 US$49,662
2023-10-26 2023-10-24 B Purchase
3.9
Thiara Parvinder
Non-Executive Director
5,000 +6.6%
10.66
US$53,300 		5,000 +6.6% 10.66 US$53,300
2023-10-26 2023-10-24 B Purchase
3.2
KANTOFF AARON
Non-Executive Director
7,500 +19.8%
11.86
US$88,950 		7,500 +19.8% 11.86 US$88,950
2023-07-05 2023-07-05 PrS Proposed sale
1.0
Requadt Scott

Former Officer and Director

Executive Director
11,786
3.08
US$36,316 		11,786 3.08 US$36,316
2023-07-05 2023-07-05 PrS Proposed sale
Fenton Mary Kay

Officer

Officer
12,946
3.08
US$39,891 		12,946 3.08 US$39,891
2023-06-14 2023-06-14 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
12,942 -0.3%
2.49
US$32,244 		12,942 -0.3% 2.49 US$32,244
2023-06-14 2023-06-13 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
14,208 -0.4%
2.56
US$36,338 		14,208 -0.4% 2.56 US$36,338
2023-06-14 2023-06-12 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
16,870 -0.4%
2.59
US$43,725 		16,870 -0.4% 2.59 US$43,725
2023-06-09 2023-06-09 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
25,419 -0.7%
2.46
US$62,637 		25,419 -0.7% 2.46 US$62,637
2023-06-09 2023-06-08 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
40,642 -1.0%
2.48
US$100,772 		40,642 -1.0% 2.48 US$100,772
2023-06-09 2023-06-07 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
75,001 -1.9%
2.39
US$179,095 		75,001 -1.9% 2.39 US$179,095
2023-06-07 2023-06-06 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
25,549 -0.9%
2.53
US$64,596 		25,549 -0.9% 2.53 US$64,596
2023-06-07 2023-06-05 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
7,841 -0.3%
2.52
US$19,755 		7,841 -0.3% 2.52 US$19,755
2023-06-05 2023-06-02 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
15,818 -0.6%
2.50
US$39,616 		15,818 -0.6% 2.50 US$39,616
2023-06-05 2023-06-01 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
15,713 -0.6%
2.56
US$40,177 		15,713 -0.6% 2.56 US$40,177
2023-06-01 2023-06-01 PrS Proposed sale
1.6
SUZANNE ILDSTAD

Director

Non-Executive Director
250,000
2.65
US$662,500 		250,000 2.65 US$662,500
2023-04-25 2023-04-21 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
15,004 -0.5%
2.35
US$35,231 		15,004 -0.5% 2.35 US$35,231
2023-04-21 2023-04-21 PrS Proposed sale
1.6
Suzanne Ildstad

Officer

Officer
10,051
2.39
US$24,022 		10,051 2.39 US$24,022
2023-04-21 2023-04-20 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
46,990 -1.6%
2.33
US$109,313 		46,990 -1.6% 2.33 US$109,313
2023-04-21 2023-04-19 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
21,753 -0.7%
2.16
US$47,056 		21,753 -0.7% 2.16 US$47,056
2023-04-19 2023-04-18 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
49,211 -1.7%
2.15
US$105,804 		49,211 -1.7% 2.15 US$105,804
2023-04-19 2023-04-17 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
99,771 -3.3%
2.14
US$213,530 		99,771 -3.3% 2.14 US$213,530
2023-03-20 2023-03-17 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
10,436 -0.3%
2.06
US$21,543 		10,436 -0.3% 2.06 US$21,543
2023-03-07 2023-03-03 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
6,806 -0.2%
2.06
US$13,992 		6,806 -0.2% 2.06 US$13,992
2023-03-02 2023-03-01 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
29 -0.0%
2.05
US$59 		29 -0.0% 2.05 US$59
2023-02-23 2023-02-21 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
3,500 -0.1%
2.05
US$7,185 		3,500 -0.1% 2.05 US$7,185
2023-02-21 2023-02-17 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
3,612 -0.1%
2.05
US$7,406 		3,612 -0.1% 2.05 US$7,406
2023-02-21 2023-02-16 S Sale
1.6
Ildstad Suzanne
Non-Executive Director
2,939 -0.1%
2.06
US$6,040 		2,939 -0.1% 2.06 US$6,040
2022-08-23 2022-08-22 S Sale
1.6
Ildstad Suzanne

Chief Scientific Officer

Officer
525,000 -14.6%
2.80
US$1,470,000 		525,000 -14.6% 2.80 US$1,470,000
2022-08-02 2022-07-29 B Purchase
1.0
Requadt Scott

Chief Executive Officer

Executive Director
39,382 +8.4%
4.25
US$167,374 		39,382 +8.4% 4.25 US$167,374
2022-07-28 2022-07-28 B Purchase
1.0
Requadt Scott

Chief Executive Officer

Executive Director
3,090 +0.7%
4.25
US$13,132 		3,090 +0.7% 4.25 US$13,132
2022-07-28 2022-07-26 B Purchase
1.0
Requadt Scott

Chief Executive Officer

Executive Director
5,528 +1.2%
4.24
US$23,439 		5,528 +1.2% 4.24 US$23,439
2022-07-26 2022-07-22 B Purchase
1.0
Requadt Scott

Chief Executive Officer

Executive Director
9,444 +2.1%
3.75
US$35,412 		9,444 +2.1% 3.75 US$35,412
2022-07-25 2022-07-21 B Purchase
2.0
Nader Francois
Non-Executive Director
36,500 +35.8%
3.72
US$135,780 		36,500 +35.8% 3.72 US$135,780
2022-07-25 2022-07-20 B Purchase
2.0
Nader Francois
Non-Executive Director
52,000 +104.0%
3.62
US$188,240 		52,000 +104.0% 3.62 US$188,240
2022-07-25 2022-07-19 B Purchase
2.0
Nader Francois
Non-Executive Director
50,000 +inf%
3.52
US$176,000 		50,000 +inf% 3.52 US$176,000
2021-05-14 2021-05-11 B Purchase
3.5
Clarus Lifesciences III, L.P.
Large shareholder
701 +0.4%
17.00
US$11,917 		701 +0.4% 17.00 US$11,917
2021-05-14 2021-05-11 B Purchase
3.5
Clarus Lifesciences III, L.P.
Large shareholder
3,507 +0.4%
17.00
US$59,619 		3,507 +0.4% 17.00 US$59,619
2021-05-14 2021-05-11 B Purchase
3.5
Clarus Lifesciences III, L.P.
Large shareholder
1,902 +0.4%
17.00
US$32,334 		1,902 +0.4% 17.00 US$32,334
2021-05-14 2021-05-11 B Purchase
3.5
Clarus Lifesciences III, L.P.
Large shareholder
2,917 +0.4%
17.00
US$49,589 		2,917 +0.4% 17.00 US$49,589
2021-05-14 2021-05-11 B Purchase
3.5
Clarus Lifesciences III, L.P.
Large shareholder
1,444 +0.4%
17.00
US$24,548 		1,444 +0.4% 17.00 US$24,548
2021-05-14 2021-05-11 B Purchase
3.5
Clarus Lifesciences III, L.P.
Large shareholder
3,611 +0.4%
17.00
US$61,387 		3,611 +0.4% 17.00 US$61,387
2021-05-14 2021-05-11 B Purchase
3.5
Clarus Lifesciences III, L.P.
Large shareholder
15,918 +0.3%
17.00
US$270,606 		15,918 +0.3% 17.00 US$270,606
2021-05-13 2021-05-11 B Purchase
Clarus Defined Exit I, L.P.
Large shareholder
701 +0.4%
17.00
US$11,917 		701 +0.4% 17.00 US$11,917
2021-05-13 2021-05-11 B Purchase
Clarus Defined Exit I, L.P.
Large shareholder
3,507 +0.4%
17.00
US$59,619 		3,507 +0.4% 17.00 US$59,619
2021-05-13 2021-05-11 B Purchase
Clarus Defined Exit I, L.P.
Large shareholder
1,902 +0.4%
17.00
US$32,334 		1,902 +0.4% 17.00 US$32,334
2021-05-13 2021-05-11 B Purchase
Clarus Defined Exit I, L.P.
Large shareholder
2,917 +0.4%
17.00
US$49,589 		2,917 +0.4% 17.00 US$49,589
2021-05-13 2021-05-11 B Purchase
Clarus Defined Exit I, L.P.
Large shareholder
1,444 +0.4%
17.00
US$24,548 		1,444 +0.4% 17.00 US$24,548
2021-05-13 2021-05-11 B Purchase
Clarus Defined Exit I, L.P.
Large shareholder
3,611 +0.4%
17.00
US$61,387 		3,611 +0.4% 17.00 US$61,387
2021-05-13 2021-05-11 B Purchase
Clarus Defined Exit I, L.P.
Large shareholder
15,918 +0.3%
17.00
US$270,606 		15,918 +0.3% 17.00 US$270,606
2021-05-11 2021-05-11 B Purchase
2.9
Longitude Capital Partners III, LLC
Large shareholder
235,000 +7.9%
17.00
US$3,995,000 		235,000 +7.9% 17.00 US$3,995,000
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