ARCH Venture Partners XII, LLC

Track

Insider profile

Performance

Overall performance
3.7
Performance over holding periods
3.7
30 days 90 days 120 days
Average return 2% 8.2% 15.1%
Success rate 48% 68% 82%
Transactions
21 100% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance
ARCH Venture Partners XII, LLC's trades of Seaport Therapeutics Inc's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Transaction date
Purchase
Price
313.46
Quantity 65,787 -23.2%
Value US$512,085
US Metsera Inc (MTSR)
Transaction date
Purchase
Price
18.00
Quantity 789,998 +10.5%
Value US$14,219,964
US Metsera Inc (MTSR)
Transaction date
Purchase
Price
18.00
Quantity 1,432,224 +8.4%
Value US$25,780,032
Transaction date
Purchase
Price
6.25
Quantity 3,200,000 +inf%
Value US$20,000,000
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-04 2026-05-04
B Purchase
93,492 -39.3%
106.87
US$4,295,092 		93,492 -39.3% 106.87 US$4,295,092
2025-10-29 2025-10-27
B Purchase
4,808 +29.5%
29.17
US$2,565,686 		4,808 +29.5% 29.17 US$2,565,686
2025-08-01 2025-08-01
B Purchase
65,787 -23.2%
313.46
US$512,085 		65,787 -23.2% 313.46 US$512,085
2025-02-03 2025-02-03
US Metsera Inc (MTSR)
B Purchase
789,998 +10.5%
18.00
US$14,219,964 		789,998 +10.5% 18.00 US$14,219,964
2025-02-03 2025-02-03
US Metsera Inc (MTSR)
B Purchase
1,432,224 +8.4%
18.00
US$25,780,032 		1,432,224 +8.4% 18.00 US$25,780,032
2024-02-20 2024-02-15
B Purchase
3,200,000 +inf%
6.25
US$20,000,000 		3,200,000 +inf% 6.25 US$20,000,000
2023-11-15 2023-11-14
B Purchase
3,357 +0.1%
11.98
US$40,217 		3,357 +0.1% 11.98 US$40,217
2023-11-15 2023-11-13
B Purchase
31,653 +0.8%
11.75
US$371,923 		31,653 +0.8% 11.75 US$371,923
2023-11-13 2023-11-10
B Purchase
5,431 +0.1%
11.75
US$63,814 		5,431 +0.1% 11.75 US$63,814
2023-11-13 2023-11-10
B Purchase
11,844 +0.3%
11.37
US$134,666 		11,844 +0.3% 11.37 US$134,666
2023-11-13 2023-11-09
B Purchase
31,079 +0.8%
10.53
US$327,262 		31,079 +0.8% 10.53 US$327,262
2023-11-13 2023-11-08
B Purchase
23,124 +0.6%
11.79
US$272,632 		23,124 +0.6% 11.79 US$272,632
2023-11-13 2023-11-08
B Purchase
69,127 +1.7%
10.78
US$745,189 		69,127 +1.7% 10.78 US$745,189
2023-11-07 2023-11-07
B Purchase
30,192 +0.8%
11.50
US$347,208 		30,192 +0.8% 11.50 US$347,208
2023-11-07 2023-11-06
B Purchase
43,082 +1.1%
11.55
US$497,597 		43,082 +1.1% 11.55 US$497,597
2023-11-07 2023-11-03
B Purchase
22,420 +0.6%
11.38
US$255,140 		22,420 +0.6% 11.38 US$255,140
2023-09-29 2023-09-29
B Purchase
34,560 +0.9%
13.98
US$483,149 		34,560 +0.9% 13.98 US$483,149
2023-09-29 2023-09-28
B Purchase
25,110 +0.7%
13.69
US$343,756 		25,110 +0.7% 13.69 US$343,756
2023-09-29 2023-09-28
B Purchase
16,841 +0.4%
13.06
US$219,943 		16,841 +0.4% 13.06 US$219,943
2023-09-27 2023-09-27
B Purchase
24,504 +0.7%
12.31
US$301,644 		24,504 +0.7% 12.31 US$301,644
2023-09-27 2023-09-26
B Purchase
34,000 +0.9%
11.73
US$398,820 		34,000 +0.9% 11.73 US$398,820
2023-09-25 2023-09-25
B Purchase
29,967 +0.8%
11.65
US$349,116 		29,967 +0.8% 11.65 US$349,116
2023-09-25 2023-09-25
B Purchase
30,773 +0.8%
10.80
US$332,348 		30,773 +0.8% 10.80 US$332,348
2023-09-25 2023-09-22
B Purchase
40,000 +1.1%
11.14
US$445,600 		40,000 +1.1% 11.14 US$445,600