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Aigen Investment Management’s MannKind Corp MNKD Stock Holding History

Aigen Investment Management’s Portfolio MNKD Stock Details MNKD Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-37,504
Closed -$201K – 850
2025
Q3 		$201K Buy
+37,504
New +$165K 0.03% 682
2024
Q3 		– Sell
-32,530
Closed -$170K – 902
2024
Q2 		$170K Buy
+32,530
New +$148K 0.03% 642
2024
Q1 		– Sell
-127,386
Closed -$464K – 896
2023
Q4 		$464K Buy
127,386
+22,879
+22% +$87.4K 0.08% 352
2023
Q3 		$432K Buy
104,507
+81,734
+359% +$367K 0.08% 405
2023
Q2 		$92.7K Sell
22,773
-48,041
-68% -$200K 0.01% 678
2023
Q1 		$290K Buy
+70,814
New +$342K 0.04% 436

Other funds holding MNKD

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
NC
Nitorum Capital New York $114M AUM 17.21% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $10.2B AUM 149.19% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Aigen Investment Management's MNKD Position: Q4 2025 in Review

Aigen Investment Management sold out of MannKind Corp (MNKD) in Q4 2025, closing a stake of 37,504 shares — an estimated $201K sold.

Aigen Investment Management first reported a position in MNKD in Q1 2023 and held it in 6 quarters. The position peaked at $464K in Q4 2023. 258 funds tracked by Wall St. Rank hold MNKD as of Q4 2025.

  • Aigen Investment Management reported no remaining MannKind Corp position as of Q4 2025 after selling out during the quarter.
  • Aigen Investment Management sold 37,504 MannKind Corp shares in Q4 2025, an estimated $201K.
  • Aigen Investment Management first reported a position in MannKind Corp in Q1 2023 and held it in 6 quarters.
  • Aigen Investment Management's MannKind Corp position peaked at $464K in Q4 2023.
  • 258 funds tracked by Wall St. Rank held MannKind Corp as of Q4 2025.

Based on Aigen Investment Management's 13F filing for Q4 2025, filed 13 Feb 2026.