HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND

Pension

Position in PUMP — ProPetro Holding Corp.

CIK 1535845 TORONTO, A6

Back to PUMP Full portfolio

Position in PUMP

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$3,176,310

-$20,652,066 QoQ

Shares Held

221,500

-86.6% QoQ

Ownership

0.180%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#87

of 268 holders

Holding Since

Jun 2020

9 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in PUMP Over Time

Shares Held

Position Value (USD)

Position in Oil & Gas Equipment & Services

Energy · as of Jun 30, 2026

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND holds $127,510,446 across 11 Oil & Gas Equipment & Services names. PUMP ranks #8 (2.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	FTI	TechnipFMC plc	528,700	$35,052,810
2	KGS	Kodiak Gas Services, Inc.	430,763	$32,363,224
3	BKR	Baker Hughes Co	435,953	$24,195,391
4	NESR	National Energy Services Reunited Corp.	375,363	$11,234,614
5	HAL	Halliburton Co	302,229	$10,260,674
6	LBRT	Liberty Energy Inc.	216,900	$5,680,611
7	SLB	Slb Limited/Nv	93,470	$4,345,420
8	PUMP	ProPetro Holding Corp. This page	221,500	$3,176,310

All Filings in PUMP

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9 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$3,176,310	221,500	-86.6%	Shares	Sole	2026-08-13
2026-03-31	$23,828,376	1,653,600	+561.4%	Shares	Sole	2026-05-14
2025-12-31	$2,377,500	250,000	0.0%	Shares	Sole	2026-02-13
2025-09-30	$1,310,000	250,000	-44.2%	Shares	Sole	2025-11-13
2022-03-31	$6,240,640	448,000	+19.1%	Shares	Sole	2022-05-12
2021-12-31	$3,048,030	376,300	+64.0%	Shares	Sole	2022-02-11
2021-09-30	$1,984,310	229,400	+56.1%	Shares	Sole	2021-11-10
2020-09-30	$596,820	147,000	-26.1%	Shares	Sole	2021-03-01
2020-06-30	$1,022,346	198,900	—	Shares	Sole	2021-03-01
No filing history on record for this holder in this stock.