SEI Investments’s MannKind Corp MNKD Stock Holding History

SEI Investments’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
2026 Q2	$1.29M	Sell	301,669 -424,727	-58%	-$1.38M	﹤0.01%	2173
2026 Q1	$1.78M	Buy	726,396 +253,537	+54%	+$1.13M	﹤0.01%	2067
2025 Q4	$2.68M	Buy	472,859 +370,550	+362%	+$2.04M	﹤0.01%	1699
2025 Q3	$549K	Buy	102,309 +83,408	+441%	+$366K	﹤0.01%	2189
2025 Q2	$70.7K	Sell	18,901 -78,177	-81%	-$344K	﹤0.01%	2727
2025 Q1	$488K	Buy	97,078 +15,032	+18%	+$84.2K	﹤0.01%	2153
2024 Q4	$528K	Sell	82,046 -21,301	-21%	-$143K	﹤0.01%	2172
2024 Q3	$650K	Buy	103,347 +90,420	+699%	+$520K	﹤0.01%	2089
2024 Q2	$67.5K	Sell	12,927 -589	-4%	-$2.67K	﹤0.01%	2569
2024 Q1	$61.2K	Buy	13,516 +998	+8%	+$3.92K	﹤0.01%	2548
2023 Q4	$45.6K	Hold	12,518	–	–	﹤0.01%	2562
2023 Q3	$51.7K	Buy	+12,518	New	+$56.3K	﹤0.01%	2562
2023 Q1	–	Sell	-78,189	Closed	-$412K	–	2719
2022 Q4	$412K	Buy	+78,189	New	+$320K	﹤0.01%	2090
2019 Q3	–	Sell	-26,263	Closed	-$30K	–	2408
2019 Q2	$30K	Sell	26,263 -3,056	-10%	-$4.23K	﹤0.01%	2366
2019 Q1	$58K	Buy	+29,319	New	+$46.4K	﹤0.01%	2596
2018 Q3	–	Sell	-525	Closed	-$1K	–	3068
2018 Q2	$1K	Hold	525	–	–	﹤0.01%	3488
2018 Q1	$1K	Buy	525 +500	+2,000%	+$1.35K	﹤0.01%	3337
2017 Q4	$0	Sell	25 -349	-93%	-$1.19K	﹤0.01%	3425
2017 Q3	$1K	Buy	374 +349	+1,396%	+$547	﹤0.01%	3089
2017 Q2	$0	Hold	25	–	–	﹤0.01%	3209
2017 Q1	$0	Hold	25	–	–	﹤0.01%	3012
2016 Q4	$0	Hold	25	–	–	﹤0.01%	3007
2016 Q3	$0	Hold	25	–	–	﹤0.01%	2947
2016 Q2	$0	Buy	+25	New	+$155	﹤0.01%	2707
2015 Q4	–	Sell	-21,988	Closed	-$353K	–	2627
2015 Q3	$353K	Buy	+21,988	New	+$467K	﹤0.01%	1418

Other funds holding MNKD

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

RCMNY

Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

FLSM

Frazier Life Sciences Management Palo Alto, California $4.59B AUM 237.58% 1-Year Est. Return

DTC

Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return

1WA

180 Wealth Advisors Federal Way, Washington $997M AUM 47.84% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

SEI Investments's MNKD Position: Q2 2026 in Review

SEI Investments reduced its MannKind Corp (MNKD) stake by 58% in Q2 2026, selling an estimated $1.38M and leaving 301,669 shares worth $1.29M. The position accounts for ﹤0.01% of the portfolio, ranked #2173.

SEI Investments first reported a position in MNKD in Q3 2015 and has held it in 25 quarters since. The position peaked at $2.68M in Q4 2025. 259 funds tracked by Wall St. Rank hold MNKD as of Q2 2026.

SEI Investments held 301,669 shares of MannKind Corp worth $1.29M as of Q2 2026.
SEI Investments sold 424,727 MannKind Corp shares in Q2 2026, an estimated $1.38M.
MannKind Corp made up ﹤0.01% of SEI Investments's portfolio in Q2 2026, its #2173 holding.
SEI Investments first reported a position in MannKind Corp in Q3 2015 and has held it in 25 quarters since.
SEI Investments's MannKind Corp position peaked at $2.68M in Q4 2025.
259 funds tracked by Wall St. Rank held MannKind Corp as of Q2 2026.

Based on SEI Investments's 13F filing for Q2 2026, filed 14 Aug 2026.