Mariner
IMTX icon

Mariner’s Immatics IMTX Stock Holding History

Mariner’s Portfolio IMTX Stock Details IMTX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$132K Buy
13,453
+48
+0.4% +$470 ﹤0.01% 3270
2025
Q4 		$141K Sell
13,405
-145
-1% -$1.46K ﹤0.01% 3261
2025
Q3 		$115K Sell
13,550
-190
-1% -$1.17K ﹤0.01% 3328
2025
Q2 		$73.9K Buy
+13,740
New +$68.1K ﹤0.01% 3290

Other funds holding IMTX

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
SCM
Suvretta Capital Management New York $3.92B AUM 86.67% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
Toronto Dominion Bank
Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $69.7B AUM 40.86% 1-Year Est. Return
VPC
Vestal Point Capital New York $3.58B AUM 189.12% 1-Year Est. Return
JFG
Jefferies Financial Group New York $14.6B AUM 40.95% 1-Year Est. Return
SI
Sofinnova Investments Menlo Park, California $2.63B AUM 117.41% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Mariner's IMTX Position: Q1 2026 in Review

Mariner increased its Immatics (IMTX) stake by 0.36% in Q1 2026, buying an estimated $470 and bringing the position to 13,453 shares worth $132K. The position accounts for ﹤0.01% of the portfolio, ranked #3270.

Mariner first reported a position in IMTX in Q2 2025 and has held it in 4 quarters since. The position peaked at $141K in Q4 2025. 84 funds tracked by Wall St. Rank hold IMTX as of Q1 2026.

  • Mariner held 13,453 shares of Immatics worth $132K as of Q1 2026.
  • Mariner bought 48 Immatics shares in Q1 2026, an estimated $470.
  • Immatics made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #3270 holding.
  • Mariner first reported a position in Immatics in Q2 2025 and has held it in 4 quarters since.
  • Mariner's Immatics position peaked at $141K in Q4 2025.
  • 84 funds tracked by Wall St. Rank held Immatics as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.