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View all 7 holding institutions

Across its top 7 institutional holders, REK's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 5/100, avg. turnover score 35/100).

Notable Holders

REK ranks #10944 out of 37701 tracked stocks by institutional interest, inside the more closely watched half of our coverage.

7 institutions disclose a position in REK, but none treat it as a major bet — even StoneX Group Inc., its most concentrated holder, allocates just 0.0% of its own portfolio to it.

Price Chart

REK Quarterly 13F Institutional Trade Shifts

Recent Activity

+$443.4K

Total Buy Value

$165.8K

Total Sell Value

New buy3

Trim1

Add1

Sold out5

Net Buyers

Net Sellers

Top Movers

REK

Q2 2026

Top 5 Institutional Movers

StoneX Group

+$247.4K

New buy

Susquehanna International Group, LLP

+$191.7K

New buy

Ramsey Quantitative Systems

-$141.9K

Sold out

IMC-Chicago

-$21.6K

Trim

Merkkuri Wealth Advisors

-$8.6K

Sold out

Data by AlphaSMO • Not financial advice.

Smart Money Convergence

REK does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.

13F data as of 2026-09-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.

Recent REK Insider Buying & Selling Activity (Form 4)

Congress Trading (STOCK Act)

Form 144 Pre-Sale Notices

No Form 144 planned sale filings in the last 90 days

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

No Form 8-K filings for this ticker

CUSIP

74347G366

FAQ

Who are the top institutional investors holding PROSHARES SHORT REAL ESTATE (REK)?

Major stakeholders currently include IMC-Chicago, LLC ($302.0K), StoneX Group Inc. ($247.4K), Susquehanna International Group, LLP ($191.7K). Based on the latest 13F filings, there are a total of 7 tracked investment funds and institutions maintaining positions in REK.

What is the overall institutional sentiment toward REK recently?

Institutional sentiment appears Bullish (Net Buying). During the most recent reporting quarter, the stock experienced a net inflow of $442.7K, driven by 4 managers accumulating shares while 6 reduced their exposure.

Which institutions have been selling or reducing their REK positions?

In the latest period, 1 funds trimmed their holdings, and 5 managers completely exited their positions. The aggregate reported sell value was $165.8K.

Are there any notable investors adding REK to their portfolios?

Yes, buying activity remains notable. 3 institutions opened new positions in {ticker}, and 1 existing holders added to their shares. The total reported buy value for the quarter amounted to $443.4K.

* This report is exclusively curated by the AlphaSMO team. AlphaSMO is the web's most authoritative 13F / Inside Trader database, delivering precise insider trading and institutional holdings insights.

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Developer Access

Access REK's institutional ownership data programmatically:

REST API

curl https://alphasmo.com/api/v1/market/stock/REK

CLI

npx alphasmo stocks get REK

Full API & MCP documentation →