SG Americas Securities
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SG Americas Securities’s Protagonist Therapeutics PTGX Stock Holding History

SG Americas Securities’s Portfolio PTGX Stock Details PTGX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.91M Sell
18,097
-1,900
-10% -$168K ﹤0.01% 1420
2025
Q4 		$1.75M Sell
19,997
-21,249
-52% -$1.74M ﹤0.01% 1615
2025
Q3 		$2.74M Buy
41,246
+39,322
+2,044% +$2.24M 0.01% 787
2025
Q2 		$106K Buy
+1,924
New +$92.3K ﹤0.01% 2616
2024
Q4 		– Sell
-25,740
Closed -$1.16M – 3523
2024
Q3 		$1.16M Buy
25,740
+14,789
+135% +$598K ﹤0.01% 974
2024
Q2 		$379K Buy
+10,951
New +$321K ﹤0.01% 1830
2023
Q3 		– Sell
-195,756
Closed -$5.41M – 3225
2023
Q2 		$5.41M Buy
195,756
+177,241
+957% +$4.44M 0.04% 337
2023
Q1 		$426K Sell
18,515
-38,606
-68% -$648K 0.01% 1838
2022
Q4 		$623K Sell
57,121
-43,079
-43% -$363K 0.01% 1351
2022
Q3 		$845K Sell
100,200
-52,833
-35% -$500K 0.01% 1129
2022
Q2 		$1.21M Buy
153,033
+120,074
+364% +$1.45M 0.01% 1127
2022
Q1 		$780K Sell
32,959
-5,591
-15% -$158K 0.01% 1597
2021
Q4 		$1.32M Buy
38,550
+19,184
+99% +$606K 0.01% 1435
2021
Q3 		$343K Buy
19,366
+16,556
+589% +$706K ﹤0.01% 2822
2021
Q2 		$126K Sell
2,810
-5,915
-68% -$195K ﹤0.01% 2542
2021
Q1 		$226K Buy
+8,725
New +$221K ﹤0.01% 2599
2020
Q4 		– Sell
-5,420
Closed -$106K – 3444
2020
Q3 		$106K Sell
5,420
-6,844
-56% -$128K ﹤0.01% 2442
2020
Q2 		$217K Buy
+12,264
New +$154K ﹤0.01% 2793

Other funds holding PTGX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
FCM
Farallon Capital Management San Francisco, California $17.5B AUM 50.95% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
JJ
Johnson & Johnson New Brunswick, New Jersey $652M AUM 198.07% 1-Year Est. Return

SG Americas Securities's PTGX Position: Q1 2026 in Review

SG Americas Securities reduced its Protagonist Therapeutics (PTGX) stake by 9.5% in Q1 2026, selling an estimated $168K and leaving 18,097 shares worth $1.91M. The position accounts for ﹤0.01% of the portfolio, ranked #1420.

SG Americas Securities first reported a position in PTGX in Q2 2020 and has held it in 18 quarters since. The position peaked at $5.41M in Q2 2023. 317 funds tracked by Wall St. Rank hold PTGX as of Q1 2026.

  • SG Americas Securities held 18,097 shares of Protagonist Therapeutics worth $1.91M as of Q1 2026.
  • SG Americas Securities sold 1,900 Protagonist Therapeutics shares in Q1 2026, an estimated $168K.
  • Protagonist Therapeutics made up ﹤0.01% of SG Americas Securities's portfolio in Q1 2026, its #1420 holding.
  • SG Americas Securities first reported a position in Protagonist Therapeutics in Q2 2020 and has held it in 18 quarters since.
  • SG Americas Securities's Protagonist Therapeutics position peaked at $5.41M in Q2 2023.
  • 317 funds tracked by Wall St. Rank held Protagonist Therapeutics as of Q1 2026.

Based on SG Americas Securities's 13F filing for Q1 2026, filed 16 Apr 2026.