The selling stockholders have granted the underwriters a 30-day option to purchase up to 562,500 additional shares to cover over-allotments.
Pinnacle Gas Resources explores and develops domestic onshore natural gas reserves, primarily located in the Rocky Mountain region.
The shares ended the week at $8.54, down 6% from the offering price.
IPO CALENDAR – week of May 21st
B&G Foods (
BGS: chart) plans to offer 13.9 million shares within a price range of $12 to $14 a share. Credit Suisse and Lehman Brothers will manage the deal.
Alternative energy provider
Clean Energy Fuels (
CLNE: chart) plans to offer 20 million shares, including 10 million from insiders, within a price range of $13 and $17 per share, in a bid to raise $391 million. WR Hambrecht will manage the Open Dutch auction style IPO.
The Cayman Islands-based reinsurer
Greenlight Capital Re (
GLRE: chart) plans to offer 10.3 million shares within a price range of $16 and $18 a share, in a bid to raise $212.2 million. Lehman Brothers and UBS will underwrite the deal.
Life sciences company
Helicos BioSciences (
HLCS: chart) plans to offer 5.4 million shares within a price range of $13 and $15 a share, in a bid to raise $68.3 million. UBS will be the underwriter on the deal.
Equipment leasing company
RSC Holdings (
RRR: chart) plans to offer 20.8 million shares, including 8.3 million from insiders, within a price range of $23 to $25 a share, in a bid to raise $452 million. Deustche Bank, Morgan Stanley and Lehman Brothers will be the managers on the deal.
Biopharmaceutical company
Sirtris Pharmaceutical (
SIRT: chart) plans to offer 5 million shares within a price range of $9 to $11 per share, in a bid to raise $60 million. J.P. Morgan and CIBC will underwrite the deal.
Israeli laboratory software provider
STARLIMS (
LIMS: chart) plans to sell 2.1 million shares within a price range of $13.5 to $15.5 a share, in a bid to raise $37.4 million. Oppenheimer and JMP Securities will manage the deal.