Bryan Giraudo

Insider profile

Currently holds positions in Gossamer Bio Inc and Protagonist Therapeutics, Inc.

Performance

Overall performance
2.3

Performance over holding periods
4.2
30 days 90 days 120 days
Average return 5% 8.2% 15.1%
Success rate 100% 68% 82%
Transactions
15 53% Buy
34 71% Buy
47 69% Buy

Performance for realised trades
4.4
Average return -26%
Success rate 73%
Average holding period 220
Transactions 28

Positions

Position Company Period
Chief Financial Officer Gossamer Bio Inc May 1, 2018 -
Independent Director Protagonist Therapeutics, Inc. May 15, 2017 -

Bryan Giraudo's trades of Protagonist Therapeutics, Inc.'s stock


Loading...
• 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
0.59
Quantity 100,000 +26.3%
Value US$59,110
Transaction date
Sale
Price
1.16
Quantity 6,430 -6.5%
Value US$7,431
Transaction date
Purchase
Price
0.56
Quantity 200,000 +111.1%
Value US$112,880
Transaction date
Purchase
Price
1.02
Quantity 55,000 +77.5%
Value US$56,094
Transaction date
Purchase
Price
0.97
Quantity 50,000 +238.2%
Value US$48,435
Transaction date
Purchase
Price
7.21
Quantity 13,869 +194.8%
Value US$99,995
Transaction date
Sale
Price
8.92
Quantity 10,722 -9.8%
Value US$95,587
Transaction date
Sale
Price
9.48
Quantity 5,490 -4.8%
Value US$52,046
Transaction date
Purchase
Price
10.01
Quantity 3,000 +72.8%
Value US$30,036
Transaction date
Purchase
Price
12.96
Quantity 2,000 +94.3%
Value US$25,922
Transaction date
Purchase
Price
16.78
Quantity 1,121 +112.1%
Value US$18,810
Transaction date
Purchase
Price
18.70
Quantity 1,000 +inf%
Value US$18,700
Transaction date
Purchase
Price
16.00
Quantity 6,000 +33.6%
Value US$96,000
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value
Number of shares Price Value Details
2026-05-11 2026-05-08 S Sale
22,810 -18.7%
98.85
US$945,862
22,810 -18.7% 98.85 US$945,862
2026-05-11 2026-05-08 S Sale
32,120 +21.9%
425.20
US$3,656,691
32,120 +21.9% 425.20 US$3,656,691
2026-05-08 2026-05-08 PrS Proposed sale
4,208
80.71
US$3,305,754
4,208 80.71 US$3,305,754
2026-05-11 2026-05-07 S Sale
12,000 -66.7%
100.07
US$1,200,840
12,000 -66.7% 100.07 US$1,200,840
2026-05-11 2026-05-07 S Sale
36,000 -56.4%
100.14
US$3,605,040
36,000 -56.4% 100.14 US$3,605,040
2026-05-07 2026-05-07 PrS Proposed sale
36,000
100.14
US$3,604,968
36,000 100.14 US$3,604,968
2026-05-07 2026-05-07 PrS Proposed sale
12,000
100.07
US$1,200,874
12,000 100.07 US$1,200,874
2024-06-20 2024-06-18 B Purchase
100,000 +26.3%
0.59
US$59,110
100,000 +26.3% 0.59 US$59,110
2024-03-28 2024-03-27 S Sale
6,430 -6.5%
1.16
US$7,431
6,430 -6.5% 1.16 US$7,431
2023-11-14 2023-11-13 B Purchase
200,000 +111.1%
0.56
US$112,880
200,000 +111.1% 0.56 US$112,880
2023-04-05 2023-04-04 B Purchase
55,000 +77.5%
1.02
US$56,094
55,000 +77.5% 1.02 US$56,094
2023-03-22 2023-03-20 B Purchase
50,000 +238.2%
0.97
US$48,435
50,000 +238.2% 0.97 US$48,435
2022-07-15 2022-07-15 B Purchase
13,869 +194.8%
7.21
US$99,995
13,869 +194.8% 7.21 US$99,995
2022-03-24 2022-03-23 S Sale
10,722 -9.8%
8.92
US$95,587
10,722 -9.8% 8.92 US$95,587
2021-03-25 2021-03-23 S Sale
5,490 -4.8%
9.48
US$52,046
5,490 -4.8% 9.48 US$52,046
2020-10-14 2020-10-14 B Purchase
3,000 +72.8%
10.01
US$30,036
3,000 +72.8% 10.01 US$30,036
2020-06-23 2020-06-23 B Purchase
2,000 +94.3%
12.96
US$25,922
2,000 +94.3% 12.96 US$25,922
2019-09-26 2019-09-26 B Purchase
1,121 +112.1%
16.78
US$18,810
1,121 +112.1% 16.78 US$18,810
2019-06-03 2019-05-30 B Purchase
1,000 +inf%
18.70
US$18,700
1,000 +inf% 18.70 US$18,700
2019-02-12 2019-02-12 B Purchase
6,000 +33.6%
16.00
US$96,000
6,000 +33.6% 16.00 US$96,000